Annotation of loncom/homework/radiobuttonresponse.pm, revision 1.46

1.22      albertel    1: # The LearningOnline Network with CAPA
                      2: # mutliple choice style responses
1.31      albertel    3: #
1.46    ! sakharuk    4: # $Id: radiobuttonresponse.pm,v 1.45 2002/08/05 15:55:21 albertel Exp $
1.31      albertel    5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
1.22      albertel   28: # 2/21 Guy
1.1       albertel   29: 
                     30: package Apache::radiobuttonresponse;
                     31: use strict;
1.42      albertel   32: use HTML::Entities();
1.1       albertel   33: 
1.36      harris41   34: BEGIN {
1.22      albertel   35:   &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse'));
1.1       albertel   36: }
                     37: 
                     38: sub start_radiobuttonresponse {
1.22      albertel   39:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.26      albertel   40:   my $result;
1.3       albertel   41:   #when in a radiobutton response use these
1.22      albertel   42:   &Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
1.26      albertel   43:   push (@Apache::lonxml::namespace,'radiobuttonresponse');
1.4       albertel   44:   my $id = &Apache::response::start_response($parstack,$safeeval);
1.25      albertel   45:   if ($target eq 'meta') {
                     46:     $result=&Apache::response::meta_package_write('radiobuttonresponse');
1.26      albertel   47:   } elsif ($target eq 'edit' ) {
                     48:     $result.=&Apache::edit::start_table($token).
1.35      matthew    49: 	'<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
1.26      albertel   50: 	&Apache::edit::deletelist($target,$token)
1.35      matthew    51: 	."</td><td>&nbsp".&Apache::edit::end_row()
                     52:         .&Apache::edit::start_spanning_row();
                     53: 
1.37      albertel   54:     $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
1.35      matthew    55: 	&Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
1.26      albertel   56:   } elsif ($target eq 'modified') {
                     57:     my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                     58: 						 $safeeval,'max');
                     59:     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.38      sakharuk   60:   } elsif ($target eq 'tex') {
                     61:       $result .= '\begin{enumerate}';
1.25      albertel   62:   }
                     63:   return $result;
1.1       albertel   64: }
                     65: 
                     66: sub end_radiobuttonresponse {
1.26      albertel   67:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     68:   my $result;
                     69:   if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.38      sakharuk   70:   if ($target eq 'tex') { $result .= '\end{enumerate}'; }
1.22      albertel   71:   &Apache::response::end_response;
1.26      albertel   72:   pop @Apache::lonxml::namespace;
1.33      albertel   73:   &Apache::lonxml::deregister('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
1.26      albertel   74:   return $result;
1.1       albertel   75: }
                     76: 
1.43      albertel   77: %Apache::response::foilgroup=();
1.1       albertel   78: sub start_foilgroup {
1.43      albertel   79:   %Apache::response::foilgroup=();
1.22      albertel   80:   $Apache::radiobuttonresponse::conceptgroup=0;
                     81:   &Apache::response::setrandomnumber();
                     82:   return '';
1.5       albertel   83: }
                     84: 
1.15      albertel   85: sub storesurvey {
1.33      albertel   86:   if ( !defined($ENV{'form.submitted'})) { return ''; }
                     87:   my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
                     88:   &Apache::lonxml::debug("Here I am!:$response:");
                     89:   if ( $response !~ /[0-9]+/) { return ''; }
                     90:   my $id = $Apache::inputtags::response['-1'];
                     91:   my @whichfoils=@{ $Apache::response::foilgroup{'names'} };
                     92:   my %responsehash;
                     93:   $responsehash{$whichfoils[$response]}=$response;
                     94:   $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=&Apache::lonnet::hash2str(%responsehash);
                     95:   $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='SUBMITTED';
                     96:   &Apache::lonxml::debug("submitted a $response<br />\n");
1.22      albertel   97:   return '';
1.15      albertel   98: }
                     99: 
1.32      albertel  100: sub grade_response {
                    101:   my ($max,$answer)=@_;
                    102:   if (!defined($ENV{'form.submitted'})) { return; }
                    103:   my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
                    104:   if ( $response !~ /[0-9]+/) { return; }
                    105:   my $part=$Apache::inputtags::part;
                    106:   my $id = $Apache::inputtags::response['-1'];
                    107:   my @whichfoils=&whichfoils($max,$answer);
                    108:   my %responsehash;
                    109:   $responsehash{$whichfoils[$response]}=$response;
                    110:   my $responsestr=&Apache::lonnet::hash2str(%responsehash);
                    111:   my %previous=&Apache::response::check_for_previous($responsestr,
                    112: 						     $part,$id);
                    113:   $Apache::lonhomework::results{"resource.$part.$id.submission"}=
                    114:     $responsestr;
                    115:   &Apache::lonxml::debug("submitted a $response<br />\n");
                    116:   my $ad;
                    117:   if ($response == $answer) {
                    118:     $ad='EXACT_ANS';
                    119:   } else {
                    120:     $ad='INCORRECT';
                    121:   }
                    122:   $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
                    123:   &Apache::response::handle_previous(\%previous,$ad);
                    124: }
                    125: 
1.1       albertel  126: sub end_foilgroup {
1.22      albertel  127:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.29      albertel  128: 
1.22      albertel  129:   my $result;
1.38      sakharuk  130:   if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.29      albertel  131:     my $style = $Apache::lonhomework::type;
1.22      albertel  132:     if ( $style eq 'survey' ) {
1.38      sakharuk  133:       if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.22      albertel  134: 	$result=&displayallfoils();
                    135:       } elsif ( $target eq 'grade' ) {
                    136: 	$result=&storesurvey();
                    137:       }
                    138:     } else {
                    139:       my $name;
                    140:       my ($truecnt,$falsecnt,$max) = &getfoilcounts($parstack,$safeeval);
                    141:       my $count=0;
                    142:       # we will add in 1 of the true statements
                    143:       if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; }
                    144:       my $answer = int(rand ($count));
                    145:       &Apache::lonxml::debug("Answer is $answer, $count from $max, $falsecnt");
1.38      sakharuk  146:       if ($target eq 'web' || $target eq 'tex') {
                    147: 	$result=&displayfoils($target,$max,$answer);
1.28      albertel  148:       } elsif ($target eq 'answer' ) {
                    149: 	$result=&displayanswers($max,$answer);
1.22      albertel  150:       } elsif ( $target eq 'grade') {
1.32      albertel  151: 	&grade_response($max,$answer);
1.22      albertel  152:       }
1.5       albertel  153:     }
1.22      albertel  154:   }
                    155:   return $result;
1.6       albertel  156: }
                    157: 
                    158: sub getfoilcounts {
1.22      albertel  159:   my ($parstack,$safeeval)=@_;
                    160:   my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
1.34      albertel  161:   my @names;
1.22      albertel  162:   my $truecnt=0;
                    163:   my $falsecnt=0;
                    164:   my $name;
1.34      albertel  165:   if ( $Apache::response::foilgroup{'names'} ) {
                    166:     @names= @{ $Apache::response::foilgroup{'names'} };
                    167:   }
1.22      albertel  168:   foreach $name (@names) {
                    169:     if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
                    170:       $truecnt++;
                    171:     } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
                    172:       $falsecnt++;
1.6       albertel  173:     }
1.22      albertel  174:   }
                    175:   return ($truecnt,$falsecnt,$max);
1.5       albertel  176: }
                    177: 
1.15      albertel  178: sub displayallfoils {
1.22      albertel  179:   my $result;
                    180:   &Apache::lonxml::debug("survey style display");
                    181:   my @names = @{ $Apache::response::foilgroup{'names'} };
                    182:   my $temp=0;
                    183:   my $id=$Apache::inputtags::response['-1'];
                    184:   my $part=$Apache::inputtags::part;
                    185:   my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.32      albertel  186:   my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
1.45      albertel  187:   if (($Apache::lonhomework::history{"resource.$part.solved"} =~ /^correct/)  || ($Apache::inputtags::status[-1] eq  'SHOW_ANSWER')) {
                    188:     foreach my $name (@names) {
                    189:       if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
                    190: 	$result.="<br />".$Apache::response::foilgroup{$name.'.value'};
                    191: 	if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
                    192: 	  $result.='<b>';
                    193: 	}
                    194: 	$result .= $Apache::response::foilgroup{$name.'.text'};
                    195: 	if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
                    196: 	  $result.='</b>';
                    197: 	}
                    198:       }
                    199:     }
                    200:   } else {
                    201:     foreach my $name (@names) {
                    202:       if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
                    203: 	$result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
                    204: 	if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
                    205: 	$result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
                    206: 	$temp++;
                    207:       }
1.15      albertel  208:     }
1.22      albertel  209:   }
                    210:   return $result;
1.15      albertel  211: }
                    212: 
1.28      albertel  213: sub whichfoils {
1.22      albertel  214:   my ($max,$answer)=@_;
1.28      albertel  215: 
1.22      albertel  216:   my @truelist;
                    217:   my @falselist;
1.41      albertel  218:   my @whichfalse =();
1.22      albertel  219: 
1.34      albertel  220:   my @names;
                    221:   if ( $Apache::response::foilgroup{'names'} ) {
                    222:     @names= @{ $Apache::response::foilgroup{'names'} };
                    223:   }
1.41      albertel  224:   if (&Apache::response::showallfoils()) {
                    225:     @whichfalse=@names;
                    226:   } else {
                    227:     foreach my $name (@names) {
                    228:       #result.="<br /><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>";
                    229:       if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
                    230: 	push (@truelist,$name);
                    231:       } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
                    232: 	push (@falselist,$name);
                    233:       } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
                    234:       } else {
1.42      albertel  235: 	&Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in <foilgroup>"));
1.41      albertel  236:       }
                    237:     }
                    238:     my $whichtrue = int(rand($#truelist+1));
                    239:     &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue");
                    240:     while ((($#whichfalse+1) < $max-1) && ($#falselist > -1)) {
                    241:       &Apache::lonxml::debug("Have $#whichfalse max is $max");
                    242:       my $afalse=int(rand($#falselist+1));
                    243:       &Apache::lonxml::debug("From $#falselist elms, picking $afalse");
                    244:       $afalse=splice(@falselist,$afalse,1);
                    245:       &Apache::lonxml::debug("Picked $afalse");
                    246:       push (@whichfalse,$afalse);
1.3       albertel  247:     }
1.41      albertel  248:     splice(@whichfalse,$answer,0,$truelist[$whichtrue]);
                    249:     &Apache::lonxml::debug("the true statement is $answer");
1.22      albertel  250:   }
1.28      albertel  251:   return @whichfalse;
                    252: }
                    253: 
                    254: sub displayfoils {
1.38      sakharuk  255:   my ($target,$max,$answer)=@_;
1.28      albertel  256:   my $result;
                    257: 
                    258:   my @whichfoils=&whichfoils($max,$answer);
1.45      albertel  259:   if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ || ($Apache::inputtags::status[-1] eq  'SHOW_ANSWER')) {
1.28      albertel  260:     foreach my $name (@whichfoils) {
1.38      sakharuk  261:       if ($target ne 'tex') {
                    262: 	  $result.="<br />";
1.44      sakharuk  263:       } else {
1.46    ! sakharuk  264: 	  $result.='\vskip 0 mm \item ';
1.38      sakharuk  265:       }
1.22      albertel  266:       if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { 
1.46    ! sakharuk  267: 	  if ($target ne 'tex') { $result.='Correct:<b>'; } else { $result.='Correct: ';}
1.22      albertel  268:       } else {
1.45      albertel  269: 	$result.='Incorrect:';
                    270:       }
1.46    ! sakharuk  271:       if ($target ne 'tex') {
        !           272: 	  $result.=$Apache::response::foilgroup{$name.'.text'}."</input>\n";
        !           273:       } else {
        !           274: 	  $result.=$Apache::response::foilgroup{$name.'.text'};
        !           275:       }
1.45      albertel  276:       if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
1.46    ! sakharuk  277: 	  if ($target ne 'tex') { $result.='</b>';}
1.22      albertel  278:       }
1.10      albertel  279:     }
1.22      albertel  280:   } else {
                    281:     my $temp=0;
                    282:     my $id=$Apache::inputtags::response['-1'];
                    283:     my $part=$Apache::inputtags::part;
                    284:     my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.32      albertel  285:     my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
1.28      albertel  286:     foreach my $name (@whichfoils) {
1.38      sakharuk  287:       if ($target ne 'tex') {
                    288: 	  $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
                    289: 	  if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
                    290: 	  $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
                    291:       } else {
1.44      sakharuk  292: 	  $result .= '\item '.$Apache::response::foilgroup{$name.'.text'};
1.38      sakharuk  293:       }
1.22      albertel  294:       $temp++;
1.10      albertel  295:     }
1.22      albertel  296:   }
1.44      sakharuk  297:   if ($target ne 'tex') { $result.="<br />"; } else { $result.='\vskip 0 mm '; }
1.39      albertel  298:   return $result;
1.14      albertel  299: }
                    300: 
1.28      albertel  301: sub displayanswers {
                    302:   my ($max,$answer)=@_;
                    303:   my @whichopt = &whichfoils($max,$answer);
                    304:   my $result=&Apache::response::answer_header('radiobuttonresponse');
                    305:   foreach my $name (@whichopt) {
                    306:     $result.=&Apache::response::answer_part('radiobuttonresponse',
                    307: 		     $Apache::response::foilgroup{$name.'.value'})
                    308:   }
                    309:   $result.=&Apache::response::answer_footer('radiobuttonresponse');
                    310:   return $result;
                    311: }
                    312: 
1.14      albertel  313: sub start_conceptgroup {
1.27      albertel  314:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.22      albertel  315:   $Apache::radiobuttonresponse::conceptgroup=1;
1.43      albertel  316:   %Apache::response::conceptgroup=();
1.26      albertel  317:   my $result;
                    318:   if ($target eq 'edit') {
                    319:     $result.=&Apache::edit::tag_start($target,$token);
                    320:     $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
1.35      matthew   321: 	&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.26      albertel  322:   } elsif ($target eq 'modified') {
                    323:     my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                    324: 						 $safeeval,'concept');
                    325:     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
                    326:   }
                    327:   return $result;
1.14      albertel  328: }
                    329: 
                    330: sub end_conceptgroup {
1.22      albertel  331:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    332:   $Apache::radiobuttonresponse::conceptgroup=0;
1.26      albertel  333:   my $result;
1.38      sakharuk  334:   if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'  || $target eq 'tex') {
1.27      albertel  335:     if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
                    336:       my @names = @{ $Apache::response::conceptgroup{'names'} };
1.28      albertel  337:       my $pick=int(rand($#names+1));
1.27      albertel  338:       my $name=$names[$pick];
                    339:       push @{ $Apache::response::foilgroup{'names'} }, $name;
                    340:       $Apache::response::foilgroup{"$name.text"} =  $Apache::response::conceptgroup{"$name.text"};
                    341:       $Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"};
                    342:       my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
                    343:       $Apache::response::foilgroup{"$name.concept"} = $concept;
                    344:       &Apache::lonxml::debug("Selecting $name in $concept");
                    345:     }
1.26      albertel  346:   } elsif ($target eq 'edit') {
                    347:     $result=&Apache::edit::end_table();
1.22      albertel  348:   }
1.26      albertel  349:   return $result;
                    350: }
                    351: 
                    352: sub insert_conceptgroup {
                    353:   my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
                    354:   return $result;
1.1       albertel  355: }
                    356: 
                    357: sub start_foil {
1.24      albertel  358:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    359:   my $result='';
1.38      sakharuk  360:   if ($target eq 'web' || $target eq 'tex') {
1.27      albertel  361:     &Apache::lonxml::startredirection;
                    362:   } elsif ($target eq 'edit') {
                    363:     $result=&Apache::edit::tag_start($target,$token);
                    364:     $result.=&Apache::edit::text_arg('Name:','name',$token);
1.42      albertel  365:     $result.=&Apache::edit::select_or_text_arg('Correct Option:','value',
1.28      albertel  366: 				       ['unused','true','false'],$token);
1.35      matthew   367:     $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.27      albertel  368:   } elsif ($target eq 'modified') {
                    369:      my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
                    370: 						  'value','name');
                    371:     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.38      sakharuk  372:   } 
1.27      albertel  373:   return $result;
1.1       albertel  374: }
                    375: 
                    376: sub end_foil {
1.22      albertel  377:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    378:   my $text='';
1.38      sakharuk  379:   if ($target eq 'web' || $target eq 'tex') { $text=&Apache::lonxml::endredirection; }
                    380:   if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'  || $target eq 'tex') {
1.19      albertel  381:     my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
1.18      albertel  382:     if ($value ne 'unused') {
1.19      albertel  383:       my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.27      albertel  384:       if (!$name) { $name=$Apache::lonxml::curdepth; }
1.41      albertel  385:       if ( $Apache::radiobuttonresponse::conceptgroup
                    386: 	   && !&Apache::response::showallfoils() ) {
1.18      albertel  387: 	push @{ $Apache::response::conceptgroup{'names'} }, $name;
                    388: 	$Apache::response::conceptgroup{"$name.value"} = $value;
                    389: 	$Apache::response::conceptgroup{"$name.text"} = $text;	
                    390:       } else {
                    391: 	push @{ $Apache::response::foilgroup{'names'} }, $name;
                    392: 	$Apache::response::foilgroup{"$name.value"} = $value;
                    393: 	$Apache::response::foilgroup{"$name.text"} = $text;
                    394:       }
                    395:     }
1.4       albertel  396:   }
1.1       albertel  397:   return '';
                    398: }
                    399: 
1.27      albertel  400: sub insert_foil {
                    401:   return '
                    402: <foil name="" value="unused">
                    403: <startouttext />
                    404: <endouttext />
                    405: </foil>';
                    406: }
1.1       albertel  407: 1;
                    408: __END__
                    409:  

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